You are gross like you you are so pathetic -- -- mining plans and -- and I am and noon. -- -- -- -- Vicious cruel and sometimes -- violent postings that's a fifteen year old Jamie -- was forced to read about herself. While at school I must throw Iraq your -- when your chair hangs on -- and -- control. -- Jamie doesn't know how to defend herself because she has no idea who the insults are coming from. They've been posted anonymously on the site ask FM and they would tell me to his count myself and -- myself -- and parents. Jamie says because of the abuse her grades plummeted mostly because she couldn't focus in school fearing that any of her classmates might be one of her online tormentors. Anonymous kind of does make it worse because then I could be walking right next and then banking about my best friend and I had no idea and she then I'm planning to do it. The next night. And -- just have no clue. -- high school gossip is nothing new famously featured in shows like Gossip Girl. She's pretty she's -- those were strung together before and check -- out -- Have -- and blockbuster films like mean girls and stunts like -- -- fat from ten to capture him. -- But what Jamie spacing is the newest and perhaps cruelest frontier and cyber bullying 2.0. All -- to a new crop of apps where anyone can post anything anonymously. And mobile creating a virtual bird book of nasty graffiti. And it's happening at schools all across the country. The fact that OP has diabetes makes me happy. How long do we think before AB kills herself. Connecticut high school senior will Haskell says malicious comments like this appeared on an app called -- Yet last month and spread to ground his high school Lincoln nasty virus. Trying to raise awareness he wrote all about the new tactic in Newark. Magazine students who were targeted were absolutely blind sided by the -- There is no way to see it coming everyone is reading this many teachers have downloaded it many administrators have -- -- it. It really did take over the high school I tried to not look I was fascinated I was fascinated bit staples students were. Like I said capable of making these terrible comments. Now that school is on lockdown electronically. Responding to complaints the creators of -- -- access -- geo fencing. Using GPS coordinates to prevent the -- for being used on school grounds protecting novels eighty I -- -- all middle and high schools -- unprecedented step. We made our seventy -- but you know we as Al developers realized how long you know most parents don't actually know how to. Block from their children's -- and so that's part of the reason what was it that can measure your decision on high school and here's. Paula Todd wrote the book extreme and mean and says apps like these are creating the most toxic environment we've ever seen -- be a lot easier just to ignore what's going on. But in order to it nor it's going on an Internet you basically can't -- your homers catching your research can't watch television or film. And you can't be on social media. We are allowed to be on the Internet cyber abusers are not allowed to attack us how much does anonymity contribute to this kind of cyber -- -- -- anonymity is a great accomplice for somebody whose desire. It is -- to hurt another person. To denigrate to demean these days it's easier than ever to hide behind technology so much so that Jimmy Kimmel Live has made -- notorious -- about it. We call it celebrities read. Mean tweets. Asking celebrities to -- allowed nasty things people have tweeted about them. Christina Applegate you're better when you wore spandex and -- of space fuels flat. But -- says the virtual disconnect creates a very dangerous situation for impressionable -- The world -- Internet creates. Is alarmingly like what that brain of a psychopath. Looks like so -- saying the Internet is making people behave like second pat Sweeney cola it. -- live being in the mindset of a psychopath. And that means not caring about each other. Not seeing each other getting your laughs at the expense of somebody else or really really hurting somebody. That's to a psychopath -- as for Jamie her mom went to police but there was nothing they could do because Ascot ban is based in -- -- via. Email ask FM told us users can quote report offensive content. Can also block offensive users from sending questions they also says quote proactively -- -- take down offensive content. Back at staples high school in Connecticut will Haskell says after -- -- access was cut off another anonymous -- immediately. Popped up in its place these anonymous authors never have to you see. Unveil -- that they're caught in an ever have to look into the eyes of the person -- -- in about the never too. I realized that that person that they targeted didn't come to school the next day the anonymity creates a distance between the target and the victim. I Morris give a -- for Nightline in Connecticut.

This transcript has been automatically generated and may not be 100% accurate.

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